Touch Sensor
The Touch Sensor detects human touch through capacitive sensing. Features adjustable sensitivity and digital output for interactive projects and touch-based interfaces.
Key Features
- Capacitive touch detection
- Digital output
- Adjustable sensitivity
- LED indicator
- Low power consumption
- Can work through thin materials
Technical Specifications
- Model: TTP223 Touch Sensor
- Type: Capacitive
- Output: Digital (toggle/momentary)
- Voltage: 2.5V – 5.5V
- Current: ~3μA
Applications
- Touch switches
- Interactive displays
- Smart home panels
- Toy interfaces
- Proximity detection


